The information comes in the form of a certificate, which is counter-signed by third parties known as certificate authorities (CAs).
该信息以证书的形式出现，由通常叫证书认证机构（CA）的第三方批准的。
The information comes in the form of a certificate, which is counter-signed by third parties known as certificate authorities (CAs).
该信息以证书的形式出现，由通常叫证书认证机构（CA）的第三方批准的。
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